What is the probability of observing sample proportion

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Reference no: EM13844666

Suppose a sample of 1000 is used to estimate the fraction of voters that favor one of two candidates. If the campaign manager assumes that his candidate is ahead with a proportion 0.52 that favors the candidate.

1. What is the probability of observing a sample proportion showing that her candidate is winning?

2. If the result from sampling is a sample proportion of 0.47. How likely is an outcome like that or smaller (than 0.47), given that the true proportion is 0.52?

(Round all probabilities to four decimal places)

How do I find this answer using excel?

Reference no: EM13844666

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